Your 4th option (MBA) and 5th option(Doctor) are two major opted professional courses in India out of the your all other given options. Since MBA in any of the branch facilitates the student a job at managerial designation which is a good paid job and make a platrform for the deserving candidate to go for a big one or might to be a CEO too.

Apart from it a medical practitioner or a doctor is a very reputed profession among the people and it also have a high earning so it is one of the most choiced professional course among the biology stream students.